package cn.smbms.tools;

import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;

public class ConfigManager {
	private static ConfigManager configManager=new ConfigManager();
	private static Properties properties;
	
	private ConfigManager(){
		String configFile="database.properties";
		properties=new Properties();
		InputStream is=ConfigManager.class.getClassLoader().getResourceAsStream(configFile);
		try {
			properties.load(is);
			is.close();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
	
	//全局访问点
	public static synchronized ConfigManager getInstance(){
		/* 懒汉模式
		 * if(configManager==null){
			configManager=new ConfigManager();
		}*/
		return configManager;
	}
	
	public String getValue(String key){
		return properties.getProperty(key);
	}
	
}
